Home / 149,273.31-223,294.80-136,134.90

Finding the Fourth Proportional to 149,273.31, 223,294.80 and 136,134.90

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Solution

The fourth proportional to 149,273.31, 223,294.80 and 136,134.90 is: 203,641.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,273.31 : 223,294.80 = 136,134.90 : x
  2. Step 2: Convert to fraction form
    149,273.31/223,294.80 = 136,134.90/x
  3. Step 3: Cross multiply
    149,273.31x = 223,294.80 × 136,134.90
  4. Step 4: Simplify right side
    149,273.31x = 30,398,215,268.52
  5. Step 5: Solve for x
    x = 30,398,215,268.52/149,273.31
  6. Step 6: Final answer
    x = 203,641.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.